.sec_1{
    width: 1200px;
    margin:0 auto;
}
.div_1{
    width:240px;
    height: 850px;
    margin:30px 20px  auto 0;/* 上 右 下 左 */
    float: left;
    background-color: #fff;
}
.div_2{
    width:940px;
    height: 1000px;
    float: left;
    border: 1px #ced4da solid;
    margin:30px 0  auto 0px;/* 上 右 下 左 */
}
ul{
    margin-top: 60px;
}

.div_3{
    width: 520px;
    margin: 0 auto;
    text-align: center;
    box-sizing: border-box;
}

ul{
    margin-top: 20px;
}

li{
    height:50px;
    text-agn: center;
    font-size: 16px;
    ne-height:50px;
}
.inp_1{
    width: 280px;
    height: 50px;
    float: left;
    margin:50px auto auto 5px;
}
.sl_1{
    width: 150px;
    float: left;
    height: 60px;
    margin:50px auto auto auto;
    /*text-align: center;
    box-sizing: border-box;*/
}
.but_1{
    padding:2px 10px;
    background: #005C34;
    color: white;
}
.but_2{
    padding:10px;
    background: #005C34;
    color: white;
    width: 100px;
    text-align: center;
}
.div_4{
    clear: both;
    width: 700px;
    margin: auto auto 50px auto;
    /*margin: 0 auto;*/
    /*height: 500px;*/
    border: 1px #ffffff solid;

    /*float: left;
    display:inline-block;*/
}
h5{
    margin: 80px auto 20px auto;
    font-weight: bold;
    /*text-align: center;*/
}
.p_1{

}
.div_5{
    clear: both;
    width: 900px;
    margin: 30px auto 50px 90px;
    /*margin: 0 auto;*/
    height: 200px;
    /*border: 1px gray solid;*/
    float: left;
}
.div_6 img{
    width: 170px;
    height: 200px;
    /*border: 1px gray solid;*/
    float: left;
}
.div_7{
    width: 680px;
    height: 170px;
    margin: 15px 10px 15px 25px;
    float: left;
}
.this {
    background: #005C34;
}
.this a{
   color: #fff;
}
